The ngModelGroup directive allows you to group together related inputs so that you structure the object represented by the form in a useful and predictable way. ngModelGroup is often used in combination with fieldset as they mostly represent the same idea of “grouping together inputs.”

 

     
    
      
      
       
Login:
      Username: 
             Password: 
           
      
  
     
  
    form value: {
    {formRef2.value | json}}    form valid: {
    {formRef2.valid | json}}